Treatlife Smart Ceiling Fan Control, 4 Speed Ceiling Fan, No Hub Required. Product Details ?Capabilities Requirement?Support Bluetooth configuration network. The smart ceiling fan switch does not compatible with fans having a built-in remote control system. And not for use with exhaust fans and light bulbs. The maximum ceiling fan load is 1.5A (provide 4 fan speed). The smart fan switch only uses under 2.4GHz WiFi (not 5GHz). Only used as a single-pole ceiling fan wall switch (NOT 3-way). The neutral wire is required in the wire box. ?Hands-free Voice Control?Smart home device works perfectly with Alexa and Google Home.Smart ceiling fans can be controlled with a simple voice command like "Alexa, set the fan to 4" when your hands are full.It is convenient for children to adjust the fan speed when they cannot touch the ceiling fan controller. ?Remote Control Schedule?You can turn on the ceiling fan through APP in advance when you are on your way home. Create timer or countdown schedules to set your smart ceiling fan control to automatically turn on and off at specific times. ?Appearance Function Innovation?Different from traditional ceiling fan remote and pull chain control, the ceiling fan smart switch looks more distinctive and smarter. You can change freely the LED indicator?s status via APP , when you don't want light up the indicator at night. ?Guarantee Service?FCC certified for safety use. 1-year warranty. Treatlife smart home will continue to bring you new smart switch, and enjoy the convenience of smart products together. Any unexpected quality and use issues, please contact us at once, we try our best to gain customers' satisfaction. Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.